all 173718 studies found for:    ALL
all 173718 studies found, shown on map.
Click on the map below to show a more detailed map (when available) or search for studies (when map not available).
Map Legend
Region Name   Number of Studies
World 173718  
Africa   [map]   4060  
Central America   [map]   2049  
East Asia   [map]   16471  
Japan 3341   [studies]
Europe   [map]   48261  
Middle East   [map]   7311  
North America 87678  
Canada   [map]   12803   [studies]
Mexico 2172   [studies]
United States   [map]   79615   [studies]
North Asia   [map]   3249  
Pacifica   [map]   4632  
South America   [map]   5956  
South Asia   [map]   2950  
Southeast Asia   [map]   3584  

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

Studies with no locations are not included in the counts or on the map.

Studies with multiple locations are included in each region containing locations.